Van's Aircraft RV 12iS, Maintenance Manual

Page: 82 / 222

Rev: 2 Date: 11/15/18
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tap around its outer perimeter.
6. Press a new wheel-bearing into each wheel half by reversing the process.
7. Reassemble the wheel and tire assembly.
8. SLOWLY inflate the tire. Deflate it fully and re-inflate it SLOWLY a couple more
times to work out any wrinkles in the tube. Inspect for a good seat around the
wheel rim. The final inflation pressure is 22 psi.
9. Install the wheel and tire assembly.
M
AIN WHEEL BEARINGS LUBRICATION
Expendable Wheel bearing grease
Replaceable Wheel bearing
Service Rating Line
Minimum Certification Owner and SPC, LSA-RM, or A&P
Additional References Matco or Grove Wheel user
manual
1. Lift and support the aircraft. (1-16)
2. Remove the main wheel and tire assembly.
3. Remove and clean the main wheel bearings (2).
4. Apply wheel-bearing grease to each of the bearings.
5. Install the wheel-bearings.
6. Install the wheel and tire assembly and adjust as described in the appropriate
wheel user manual.
N
OSE FORK PIVOT TENSION AND LUBRICATION
Special Tools Tensile weight scale
Expendable Waterproof wheel bearing grease
Scotchbrite pad
Fine sandpaper
Replaceable Nose fork bushings
Service Rating Line
Minimum Certification LSA-RM, or A&P
Additional References KAI
1. Lift and support the aircraft. (1-16)
2. Remove the nose fork cotter pin, nut, and spring washers (2) Note the specific
orientation of the Spring Washers .
3. Clean the end of the nose gear leg and the nose fork bushings. Inspect the stub
of the gear leg for rust/corrosion and remove if noted.
4. Apply a liberal amount of marine trailer (or waterproof equivalent) wheel bearing
grease to the nose fork bushings and stub of the nose gear leg.
5. Installation procedure is reverse of the removal procedure.
6. Tighten the nut until a push or pull force of 18-20 lbs applied at the axle is
measured while the nose fork is rotating around the end of the nose gear leg.